{
  "manageEntity": {
    "action": "Repost",
    "entityId": "529281252",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa909dd7589ec9078a1aec1d62ba912c319c836ea165b5dbcbb81455ef8f9c9be",
    "signature": "0xf38c50dada930503e1f157d282b03984138eb0889c82a0780fef2d48ed43c15b4563bebec8107cceb8c151d8f59d3f30259ed819fafa9c25f6c6753ea60b7e7b1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}